Home / 152,818.40-228,790.20-135,322.40

Finding the Fourth Proportional to 152,818.40, 228,790.20 and 135,322.40

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Solution

The fourth proportional to 152,818.40, 228,790.20 and 135,322.40 is: 202,596.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,818.40 : 228,790.20 = 135,322.40 : x
  2. Step 2: Convert to fraction form
    152,818.40/228,790.20 = 135,322.40/x
  3. Step 3: Cross multiply
    152,818.40x = 228,790.20 × 135,322.40
  4. Step 4: Simplify right side
    152,818.40x = 30,960,438,960.48
  5. Step 5: Solve for x
    x = 30,960,438,960.48/152,818.40
  6. Step 6: Final answer
    x = 202,596.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.